One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,6,9)(3,10,12,7)(4,13,5,8)(11,15,14,16)(17,18)(19,24)(20,32)(21,35)(22,26)(23,27)(25,38)(28,44)(29,43)(30,33)(31,40)(34,37)(36,48)(39,46)(41,45)(42,47)(1,3,6,12)(2,7,9,10)(4,11,5,14)(8,15,13,16)(17,19)(18,24)(20,33)(21,36)(22,29)(23,31)(25,41)(26,43)(27,40)(28,37)(30,32)(34,44)(35,48)(38,45)(39,42)(46,47)(17,20,22,18,23,26,32,27)(19,24,30,33,31,40,29,43)(21,34,37,25,38,42,47,35)(28,39,36,41,46,44,45,48)(1,4,6,5)(2,8,9,13)(3,11,12,14)(7,15,10,16)(1,5,6,4)(2,8,9,13)(3,11,12,14)(7,16,10,15)(17,21,32,47,23,38,22,37)(18,25,20,34,27,35,26,42)(19,28,29,45,31,46,30,36)(24,39,43,48,40,44,33,41)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.